The strongest Cal Hypo shock product in the industry! Dissolves quickly and completely to combat algae and bacteria and keep pool water sparkling clean and clear with less work.
Shock treat at least once a week. For best results always ensure pH is correct before shock treating your pool. No need to pre-dissolve.
Good for all pool surfaces.
Active ingredient:
78% Calcium Hypochlorite (Cal Hypo)
Dosage:
9-16 ounces per 10,000 gallons of water to provide 5 to 10 ppm available chlorine every seven days.
